20213904

素因数分解:

$2^4\times 3^1\times {\mathrm{421123}}^1$

素因数の和:421134

約数の個数: 20

約数和(自身を含む): 52219376

約数和(自身を除く): 32005472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 421123, 842246, 1263369, 1684492, 2526738, 3368984, 5053476, 6737968, 10106952, 20213904]

約数ペア:

[(1, 20213904), (2, 10106952), (3, 6737968), (4, 5053476), (6, 3368984), (8, 2526738), (12, 1684492), (16, 1263369), (24, 842246), (48, 421123)]